You should wash all of your windows at least twice a year. This can prevent allergies and illness as it eliminates bacteria and allergens.
Answer:
many people ASSUME that E-cigarettes are safer than regular smoking because of the way they are advertised.
Explanation:
Answer:
it is C. Oxygen
Explanation:
You need more Oxygen when you are doing Aerobic exercises.
The answer is A - vitamin deficiency
